Alexander Graham Bell spoke into his device and said too his assistant, "Mr. Watson, come here, I want to see you." In doing so, Bell launched the telephone era with the first bi-directional electronic transmission of the spoken word.

In 1963 the push button telephone was introduced, which allowed phones to use a keypad to dial numbers and make phone calls, Each key would transmit a certain frequency, signaling to the telephone operator which number you wanted to call.

Push Button

The candlestick phone was separated into two pieces. the mouth piece formed the candlestick part, and the receiver was placed by you ear during the phone call.

Candlestick

The answering machine transformed phone behavior, allowing callers to leave a message if no one was on the other end. These phone accessories originally used cassette tapes to record messages.

Answering Machine

Divergence Probibility

Without the creation of the mobile phone, by Martin Cooper, the face of technology could change in a bigger way than we think.

Since Martin Cooper was unable to create this portable phone, due to too many complications in the process, we were unable to advance in computer, watches, and even better phones.

We've created better versions of the Push Button telephone. Adding features such as LCD screens, but never figured out the thing called a "touch screen".

Eventually there will be portable phone created by someone past Cooper's time, and since Cooper was unable to make the mobile phone most technology was delayed by a lot.

Four Primary Sources

Newspaper

Letter

Diary

Quote

"It's too bad that we've come across this setback. One day in the future, and I promise you, we will have mobile phones and maybe even a greater advance in technology" - Martin Cooper.